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seq.h
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1
9/*
10 * Application interface library for the ALSA driver
11 *
12 *
13 * This library is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU Lesser General Public License as
15 * published by the Free Software Foundation; either version 2.1 of
16 * the License, or (at your option) any later version.
17 *
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU Lesser General Public License for more details.
22 *
23 * You should have received a copy of the GNU Lesser General Public
24 * License along with this library; if not, write to the Free Software
25 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
26 *
27 */
28
29#if !defined(__ASOUNDLIB_H) && !defined(ALSA_LIBRARY_BUILD)
30/* don't use ALSA_LIBRARY_BUILD define in sources outside alsa-lib */
31#warning "use #include <alsa/asoundlib.h>, <alsa/seq.h> should not be used directly"
32#include <alsa/asoundlib.h>
33#endif
34
35#ifndef __ALSA_SEQ_H
36#define __ALSA_SEQ_H
38#ifdef __cplusplus
39 extern "C" {
40#endif
41
50#define SND_SEQ_DLSYM_VERSION _dlsym_seq_001
51
53 typedef struct _snd_seq snd_seq_t;
54
58#define SND_SEQ_OPEN_OUTPUT 1
59#define SND_SEQ_OPEN_INPUT 2
60#define SND_SEQ_OPEN_DUPLEX (SND_SEQ_OPEN_OUTPUT|SND_SEQ_OPEN_INPUT)
65#define SND_SEQ_NONBLOCK 0x0001
68 typedef enum _snd_seq_type {
69 SND_SEQ_TYPE_HW,
70 SND_SEQ_TYPE_SHM,
71 SND_SEQ_TYPE_INET
72} snd_seq_type_t;
73
75#define SND_SEQ_ADDRESS_UNKNOWN 253
76#define SND_SEQ_ADDRESS_SUBSCRIBERS 254
77#define SND_SEQ_ADDRESS_BROADCAST 255
80#define SND_SEQ_CLIENT_SYSTEM 0
82/*
83 */
84 int snd_seq_open(snd_seq_t **handle, const char *name, int streams, int mode);
85 int snd_seq_open_lconf(snd_seq_t **handle, const char *name, int streams, int mode, snd_config_t *lconf);
86 const char *snd_seq_name(snd_seq_t *seq);
87 snd_seq_type_t snd_seq_type(snd_seq_t *seq);
88 int snd_seq_close(snd_seq_t *handle);
89 int snd_seq_poll_descriptors_count(snd_seq_t *handle, short events);
90 int snd_seq_poll_descriptors(snd_seq_t *handle, struct pollfd *pfds, unsigned int space, short events);
91 int snd_seq_poll_descriptors_revents(snd_seq_t *seq, struct pollfd *pfds, unsigned int nfds, unsigned short *revents);
92 int snd_seq_nonblock(snd_seq_t *handle, int nonblock);
93 int snd_seq_client_id(snd_seq_t *handle);
94
95 size_t snd_seq_get_output_buffer_size(snd_seq_t *handle);
96 size_t snd_seq_get_input_buffer_size(snd_seq_t *handle);
97 int snd_seq_set_output_buffer_size(snd_seq_t *handle, size_t size);
98 int snd_seq_set_input_buffer_size(snd_seq_t *handle, size_t size);
99
101 typedef struct _snd_seq_system_info snd_seq_system_info_t;
102
103 size_t snd_seq_system_info_sizeof(void);
105#define snd_seq_system_info_alloca(ptr) \
106 __snd_alloca(ptr, snd_seq_system_info)
107 int snd_seq_system_info_malloc(snd_seq_system_info_t **ptr);
108 void snd_seq_system_info_free(snd_seq_system_info_t *ptr);
109 void snd_seq_system_info_copy(snd_seq_system_info_t *dst, const snd_seq_system_info_t *src);
110
111 int snd_seq_system_info_get_queues(const snd_seq_system_info_t *info);
112 int snd_seq_system_info_get_clients(const snd_seq_system_info_t *info);
113 int snd_seq_system_info_get_ports(const snd_seq_system_info_t *info);
114 int snd_seq_system_info_get_channels(const snd_seq_system_info_t *info);
115 int snd_seq_system_info_get_cur_clients(const snd_seq_system_info_t *info);
116 int snd_seq_system_info_get_cur_queues(const snd_seq_system_info_t *info);
117
118 int snd_seq_system_info(snd_seq_t *handle, snd_seq_system_info_t *info);
119
131 typedef struct _snd_seq_client_info snd_seq_client_info_t;
132
134 typedef enum snd_seq_client_type {
135 SND_SEQ_USER_CLIENT = 1,
136 SND_SEQ_KERNEL_CLIENT = 2
137} snd_seq_client_type_t;
138
140 enum {
141 SND_SEQ_CLIENT_LEGACY_MIDI = 0,
142 SND_SEQ_CLIENT_UMP_MIDI_1_0 = 1,
143 SND_SEQ_CLIENT_UMP_MIDI_2_0 = 2
144};
145
146 size_t snd_seq_client_info_sizeof(void);
148#define snd_seq_client_info_alloca(ptr) \
149 __snd_alloca(ptr, snd_seq_client_info)
150 int snd_seq_client_info_malloc(snd_seq_client_info_t **ptr);
151 void snd_seq_client_info_free(snd_seq_client_info_t *ptr);
152 void snd_seq_client_info_copy(snd_seq_client_info_t *dst, const snd_seq_client_info_t *src);
153
154 int snd_seq_client_info_get_client(const snd_seq_client_info_t *info);
155 snd_seq_client_type_t snd_seq_client_info_get_type(const snd_seq_client_info_t *info);
156 const char *snd_seq_client_info_get_name(snd_seq_client_info_t *info);
157 int snd_seq_client_info_get_broadcast_filter(const snd_seq_client_info_t *info);
158 int snd_seq_client_info_get_error_bounce(const snd_seq_client_info_t *info);
159 int snd_seq_client_info_get_card(const snd_seq_client_info_t *info);
160 int snd_seq_client_info_get_pid(const snd_seq_client_info_t *info);
161 const unsigned char *snd_seq_client_info_get_event_filter(const snd_seq_client_info_t *info);
162 int snd_seq_client_info_get_num_ports(const snd_seq_client_info_t *info);
163 int snd_seq_client_info_get_event_lost(const snd_seq_client_info_t *info);
164
165 int snd_seq_client_info_get_midi_version(const snd_seq_client_info_t *info);
166 int snd_seq_client_info_get_ump_group_enabled(const snd_seq_client_info_t *info,
167 int group);
168 int snd_seq_client_info_get_ump_groupless_enabled(const snd_seq_client_info_t *info);
169 int snd_seq_client_info_get_ump_conversion(const snd_seq_client_info_t *info);
170 void snd_seq_client_info_set_client(snd_seq_client_info_t *info, int client);
171 void snd_seq_client_info_set_name(snd_seq_client_info_t *info, const char *name);
172 void snd_seq_client_info_set_broadcast_filter(snd_seq_client_info_t *info, int val);
173 void snd_seq_client_info_set_error_bounce(snd_seq_client_info_t *info, int val);
174 void snd_seq_client_info_set_event_filter(snd_seq_client_info_t *info, unsigned char *filter);
175 void snd_seq_client_info_set_midi_version(snd_seq_client_info_t *info, int midi_version);
176 void snd_seq_client_info_set_ump_group_enabled(snd_seq_client_info_t *info,
177 int group, int enable);
178 void snd_seq_client_info_set_ump_groupless_enabled(snd_seq_client_info_t *info,
179 int enable);
180 void snd_seq_client_info_set_ump_conversion(snd_seq_client_info_t *info, int enable);
181
182 void snd_seq_client_info_event_filter_clear(snd_seq_client_info_t *info);
183 void snd_seq_client_info_event_filter_add(snd_seq_client_info_t *info, int event_type);
184 void snd_seq_client_info_event_filter_del(snd_seq_client_info_t *info, int event_type);
185 int snd_seq_client_info_event_filter_check(snd_seq_client_info_t *info, int event_type);
186
187 int snd_seq_get_client_info(snd_seq_t *handle, snd_seq_client_info_t *info);
188 int snd_seq_get_any_client_info(snd_seq_t *handle, int client, snd_seq_client_info_t *info);
189 int snd_seq_set_client_info(snd_seq_t *handle, snd_seq_client_info_t *info);
190 int snd_seq_query_next_client(snd_seq_t *handle, snd_seq_client_info_t *info);
191
192 int snd_seq_get_ump_endpoint_info(snd_seq_t *seq, int client, void *info);
193 int snd_seq_get_ump_block_info(snd_seq_t *seq, int client, int blk, void *info);
194 int snd_seq_set_ump_endpoint_info(snd_seq_t *seq, const void *info);
195 int snd_seq_set_ump_block_info(snd_seq_t *seq, int blk, const void *info);
196
197/*
198 */
199
201 typedef struct _snd_seq_client_pool snd_seq_client_pool_t;
202
203 size_t snd_seq_client_pool_sizeof(void);
205#define snd_seq_client_pool_alloca(ptr) \
206 __snd_alloca(ptr, snd_seq_client_pool)
207 int snd_seq_client_pool_malloc(snd_seq_client_pool_t **ptr);
208 void snd_seq_client_pool_free(snd_seq_client_pool_t *ptr);
209 void snd_seq_client_pool_copy(snd_seq_client_pool_t *dst, const snd_seq_client_pool_t *src);
210
211 int snd_seq_client_pool_get_client(const snd_seq_client_pool_t *info);
212 size_t snd_seq_client_pool_get_output_pool(const snd_seq_client_pool_t *info);
213 size_t snd_seq_client_pool_get_input_pool(const snd_seq_client_pool_t *info);
214 size_t snd_seq_client_pool_get_output_room(const snd_seq_client_pool_t *info);
215 size_t snd_seq_client_pool_get_output_free(const snd_seq_client_pool_t *info);
216 size_t snd_seq_client_pool_get_input_free(const snd_seq_client_pool_t *info);
217 void snd_seq_client_pool_set_output_pool(snd_seq_client_pool_t *info, size_t size);
218 void snd_seq_client_pool_set_input_pool(snd_seq_client_pool_t *info, size_t size);
219 void snd_seq_client_pool_set_output_room(snd_seq_client_pool_t *info, size_t size);
220
221 int snd_seq_get_client_pool(snd_seq_t *handle, snd_seq_client_pool_t *info);
222 int snd_seq_set_client_pool(snd_seq_t *handle, snd_seq_client_pool_t *info);
223
224
236 typedef struct _snd_seq_port_info snd_seq_port_info_t;
237
239#define SND_SEQ_PORT_SYSTEM_TIMER 0
240#define SND_SEQ_PORT_SYSTEM_ANNOUNCE 1
243#define SND_SEQ_PORT_CAP_READ (1<<0)
244#define SND_SEQ_PORT_CAP_WRITE (1<<1)
246#define SND_SEQ_PORT_CAP_SYNC_READ (1<<2)
247#define SND_SEQ_PORT_CAP_SYNC_WRITE (1<<3)
249#define SND_SEQ_PORT_CAP_DUPLEX (1<<4)
251#define SND_SEQ_PORT_CAP_SUBS_READ (1<<5)
252#define SND_SEQ_PORT_CAP_SUBS_WRITE (1<<6)
253#define SND_SEQ_PORT_CAP_NO_EXPORT (1<<7)
254#define SND_SEQ_PORT_CAP_INACTIVE (1<<8)
255#define SND_SEQ_PORT_CAP_UMP_ENDPOINT (1<<9)
258#define SND_SEQ_PORT_DIR_UNKNOWN 0
259#define SND_SEQ_PORT_DIR_INPUT 1
260#define SND_SEQ_PORT_DIR_OUTPUT 2
261#define SND_SEQ_PORT_DIR_BIDIRECTION 3
263/* port type */
265#define SND_SEQ_PORT_TYPE_SPECIFIC (1<<0)
267#define SND_SEQ_PORT_TYPE_MIDI_GENERIC (1<<1)
269#define SND_SEQ_PORT_TYPE_MIDI_GM (1<<2)
271#define SND_SEQ_PORT_TYPE_MIDI_GS (1<<3)
273#define SND_SEQ_PORT_TYPE_MIDI_XG (1<<4)
275#define SND_SEQ_PORT_TYPE_MIDI_MT32 (1<<5)
277#define SND_SEQ_PORT_TYPE_MIDI_GM2 (1<<6)
279#define SND_SEQ_PORT_TYPE_MIDI_UMP (1<<7)
282#define SND_SEQ_PORT_TYPE_SYNTH (1<<10)
285#define SND_SEQ_PORT_TYPE_DIRECT_SAMPLE (1<<11)
288#define SND_SEQ_PORT_TYPE_SAMPLE (1<<12)
290#define SND_SEQ_PORT_TYPE_HARDWARE (1<<16)
292#define SND_SEQ_PORT_TYPE_SOFTWARE (1<<17)
294#define SND_SEQ_PORT_TYPE_SYNTHESIZER (1<<18)
297#define SND_SEQ_PORT_TYPE_PORT (1<<19)
299#define SND_SEQ_PORT_TYPE_APPLICATION (1<<20)
300
301
302 size_t snd_seq_port_info_sizeof(void);
304#define snd_seq_port_info_alloca(ptr) \
305 __snd_alloca(ptr, snd_seq_port_info)
306 int snd_seq_port_info_malloc(snd_seq_port_info_t **ptr);
307 void snd_seq_port_info_free(snd_seq_port_info_t *ptr);
308 void snd_seq_port_info_copy(snd_seq_port_info_t *dst, const snd_seq_port_info_t *src);
309
310 int snd_seq_port_info_get_client(const snd_seq_port_info_t *info);
311 int snd_seq_port_info_get_port(const snd_seq_port_info_t *info);
312 const snd_seq_addr_t *snd_seq_port_info_get_addr(const snd_seq_port_info_t *info);
313 const char *snd_seq_port_info_get_name(const snd_seq_port_info_t *info);
314 unsigned int snd_seq_port_info_get_capability(const snd_seq_port_info_t *info);
315 unsigned int snd_seq_port_info_get_type(const snd_seq_port_info_t *info);
316 int snd_seq_port_info_get_midi_channels(const snd_seq_port_info_t *info);
317 int snd_seq_port_info_get_midi_voices(const snd_seq_port_info_t *info);
318 int snd_seq_port_info_get_synth_voices(const snd_seq_port_info_t *info);
319 int snd_seq_port_info_get_read_use(const snd_seq_port_info_t *info);
320 int snd_seq_port_info_get_write_use(const snd_seq_port_info_t *info);
321 int snd_seq_port_info_get_port_specified(const snd_seq_port_info_t *info);
322 int snd_seq_port_info_get_timestamping(const snd_seq_port_info_t *info);
323 int snd_seq_port_info_get_timestamp_real(const snd_seq_port_info_t *info);
324 int snd_seq_port_info_get_timestamp_queue(const snd_seq_port_info_t *info);
325 int snd_seq_port_info_get_direction(const snd_seq_port_info_t *info);
326 int snd_seq_port_info_get_ump_group(const snd_seq_port_info_t *info);
327 int snd_seq_port_info_get_ump_is_midi1(const snd_seq_port_info_t *info);
328
329 void snd_seq_port_info_set_client(snd_seq_port_info_t *info, int client);
330 void snd_seq_port_info_set_port(snd_seq_port_info_t *info, int port);
331 void snd_seq_port_info_set_addr(snd_seq_port_info_t *info, const snd_seq_addr_t *addr);
332 void snd_seq_port_info_set_name(snd_seq_port_info_t *info, const char *name);
333 void snd_seq_port_info_set_capability(snd_seq_port_info_t *info, unsigned int capability);
334 void snd_seq_port_info_set_type(snd_seq_port_info_t *info, unsigned int type);
335 void snd_seq_port_info_set_midi_channels(snd_seq_port_info_t *info, int channels);
336 void snd_seq_port_info_set_midi_voices(snd_seq_port_info_t *info, int voices);
337 void snd_seq_port_info_set_synth_voices(snd_seq_port_info_t *info, int voices);
338 void snd_seq_port_info_set_port_specified(snd_seq_port_info_t *info, int val);
339 void snd_seq_port_info_set_timestamping(snd_seq_port_info_t *info, int enable);
340 void snd_seq_port_info_set_timestamp_real(snd_seq_port_info_t *info, int realtime);
341 void snd_seq_port_info_set_timestamp_queue(snd_seq_port_info_t *info, int queue);
342 void snd_seq_port_info_set_direction(snd_seq_port_info_t *info, int direction);
343 void snd_seq_port_info_set_ump_group(snd_seq_port_info_t *info, int ump_group);
344 void snd_seq_port_info_set_ump_is_midi1(snd_seq_port_info_t *info, int is_midi1);
345
346 int snd_seq_create_port(snd_seq_t *handle, snd_seq_port_info_t *info);
347 int snd_seq_delete_port(snd_seq_t *handle, int port);
348 int snd_seq_get_port_info(snd_seq_t *handle, int port, snd_seq_port_info_t *info);
349 int snd_seq_get_any_port_info(snd_seq_t *handle, int client, int port, snd_seq_port_info_t *info);
350 int snd_seq_set_port_info(snd_seq_t *handle, int port, snd_seq_port_info_t *info);
351 int snd_seq_query_next_port(snd_seq_t *handle, snd_seq_port_info_t *info);
352
364 typedef struct _snd_seq_port_subscribe snd_seq_port_subscribe_t;
365
366 size_t snd_seq_port_subscribe_sizeof(void);
368#define snd_seq_port_subscribe_alloca(ptr) \
369 __snd_alloca(ptr, snd_seq_port_subscribe)
370 int snd_seq_port_subscribe_malloc(snd_seq_port_subscribe_t **ptr);
371 void snd_seq_port_subscribe_free(snd_seq_port_subscribe_t *ptr);
372 void snd_seq_port_subscribe_copy(snd_seq_port_subscribe_t *dst, const snd_seq_port_subscribe_t *src);
373
374 const snd_seq_addr_t *snd_seq_port_subscribe_get_sender(const snd_seq_port_subscribe_t *info);
375 const snd_seq_addr_t *snd_seq_port_subscribe_get_dest(const snd_seq_port_subscribe_t *info);
376 int snd_seq_port_subscribe_get_queue(const snd_seq_port_subscribe_t *info);
377 int snd_seq_port_subscribe_get_exclusive(const snd_seq_port_subscribe_t *info);
378 int snd_seq_port_subscribe_get_time_update(const snd_seq_port_subscribe_t *info);
379 int snd_seq_port_subscribe_get_time_real(const snd_seq_port_subscribe_t *info);
380
381 void snd_seq_port_subscribe_set_sender(snd_seq_port_subscribe_t *info, const snd_seq_addr_t *addr);
382 void snd_seq_port_subscribe_set_dest(snd_seq_port_subscribe_t *info, const snd_seq_addr_t *addr);
383 void snd_seq_port_subscribe_set_queue(snd_seq_port_subscribe_t *info, int q);
384 void snd_seq_port_subscribe_set_exclusive(snd_seq_port_subscribe_t *info, int val);
385 void snd_seq_port_subscribe_set_time_update(snd_seq_port_subscribe_t *info, int val);
386 void snd_seq_port_subscribe_set_time_real(snd_seq_port_subscribe_t *info, int val);
387
388 int snd_seq_get_port_subscription(snd_seq_t *handle, snd_seq_port_subscribe_t *sub);
389 int snd_seq_subscribe_port(snd_seq_t *handle, snd_seq_port_subscribe_t *sub);
390 int snd_seq_unsubscribe_port(snd_seq_t *handle, snd_seq_port_subscribe_t *sub);
391
392/*
393 */
394
396 typedef struct _snd_seq_query_subscribe snd_seq_query_subscribe_t;
397
399 typedef enum {
400 SND_SEQ_QUERY_SUBS_READ,
401 SND_SEQ_QUERY_SUBS_WRITE
402} snd_seq_query_subs_type_t;
403
404 size_t snd_seq_query_subscribe_sizeof(void);
406#define snd_seq_query_subscribe_alloca(ptr) \
407 __snd_alloca(ptr, snd_seq_query_subscribe)
408 int snd_seq_query_subscribe_malloc(snd_seq_query_subscribe_t **ptr);
409 void snd_seq_query_subscribe_free(snd_seq_query_subscribe_t *ptr);
410 void snd_seq_query_subscribe_copy(snd_seq_query_subscribe_t *dst, const snd_seq_query_subscribe_t *src);
411
412 int snd_seq_query_subscribe_get_client(const snd_seq_query_subscribe_t *info);
413 int snd_seq_query_subscribe_get_port(const snd_seq_query_subscribe_t *info);
414 const snd_seq_addr_t *snd_seq_query_subscribe_get_root(const snd_seq_query_subscribe_t *info);
415 snd_seq_query_subs_type_t snd_seq_query_subscribe_get_type(const snd_seq_query_subscribe_t *info);
416 int snd_seq_query_subscribe_get_index(const snd_seq_query_subscribe_t *info);
417 int snd_seq_query_subscribe_get_num_subs(const snd_seq_query_subscribe_t *info);
418 const snd_seq_addr_t *snd_seq_query_subscribe_get_addr(const snd_seq_query_subscribe_t *info);
419 int snd_seq_query_subscribe_get_queue(const snd_seq_query_subscribe_t *info);
420 int snd_seq_query_subscribe_get_exclusive(const snd_seq_query_subscribe_t *info);
421 int snd_seq_query_subscribe_get_time_update(const snd_seq_query_subscribe_t *info);
422 int snd_seq_query_subscribe_get_time_real(const snd_seq_query_subscribe_t *info);
423
424 void snd_seq_query_subscribe_set_client(snd_seq_query_subscribe_t *info, int client);
425 void snd_seq_query_subscribe_set_port(snd_seq_query_subscribe_t *info, int port);
426 void snd_seq_query_subscribe_set_root(snd_seq_query_subscribe_t *info, const snd_seq_addr_t *addr);
427 void snd_seq_query_subscribe_set_type(snd_seq_query_subscribe_t *info, snd_seq_query_subs_type_t type);
428 void snd_seq_query_subscribe_set_index(snd_seq_query_subscribe_t *info, int _index);
429
430 int snd_seq_query_port_subscribers(snd_seq_t *seq, snd_seq_query_subscribe_t * subs);
431
443 typedef struct _snd_seq_queue_info snd_seq_queue_info_t;
445 typedef struct _snd_seq_queue_status snd_seq_queue_status_t;
447 typedef struct _snd_seq_queue_tempo snd_seq_queue_tempo_t;
449 typedef struct _snd_seq_queue_timer snd_seq_queue_timer_t;
450
452#define SND_SEQ_QUEUE_DIRECT 253
454 size_t snd_seq_queue_info_sizeof(void);
456#define snd_seq_queue_info_alloca(ptr) \
457 __snd_alloca(ptr, snd_seq_queue_info)
458 int snd_seq_queue_info_malloc(snd_seq_queue_info_t **ptr);
459 void snd_seq_queue_info_free(snd_seq_queue_info_t *ptr);
460 void snd_seq_queue_info_copy(snd_seq_queue_info_t *dst, const snd_seq_queue_info_t *src);
461
462 int snd_seq_queue_info_get_queue(const snd_seq_queue_info_t *info);
463 const char *snd_seq_queue_info_get_name(const snd_seq_queue_info_t *info);
464 int snd_seq_queue_info_get_owner(const snd_seq_queue_info_t *info);
465 int snd_seq_queue_info_get_locked(const snd_seq_queue_info_t *info);
466 unsigned int snd_seq_queue_info_get_flags(const snd_seq_queue_info_t *info);
467
468 void snd_seq_queue_info_set_name(snd_seq_queue_info_t *info, const char *name);
469 void snd_seq_queue_info_set_owner(snd_seq_queue_info_t *info, int owner);
470 void snd_seq_queue_info_set_locked(snd_seq_queue_info_t *info, int locked);
471 void snd_seq_queue_info_set_flags(snd_seq_queue_info_t *info, unsigned int flags);
472
473 int snd_seq_create_queue(snd_seq_t *seq, snd_seq_queue_info_t *info);
474 int snd_seq_alloc_named_queue(snd_seq_t *seq, const char *name);
475 int snd_seq_alloc_queue(snd_seq_t *handle);
476 int snd_seq_free_queue(snd_seq_t *handle, int q);
477 int snd_seq_get_queue_info(snd_seq_t *seq, int q, snd_seq_queue_info_t *info);
478 int snd_seq_set_queue_info(snd_seq_t *seq, int q, snd_seq_queue_info_t *info);
479 int snd_seq_query_named_queue(snd_seq_t *seq, const char *name);
480
481 int snd_seq_get_queue_usage(snd_seq_t *handle, int q);
482 int snd_seq_set_queue_usage(snd_seq_t *handle, int q, int used);
483
484/*
485 */
486 size_t snd_seq_queue_status_sizeof(void);
488#define snd_seq_queue_status_alloca(ptr) \
489 __snd_alloca(ptr, snd_seq_queue_status)
490 int snd_seq_queue_status_malloc(snd_seq_queue_status_t **ptr);
491 void snd_seq_queue_status_free(snd_seq_queue_status_t *ptr);
492 void snd_seq_queue_status_copy(snd_seq_queue_status_t *dst, const snd_seq_queue_status_t *src);
493
494 int snd_seq_queue_status_get_queue(const snd_seq_queue_status_t *info);
495 int snd_seq_queue_status_get_events(const snd_seq_queue_status_t *info);
496 snd_seq_tick_time_t snd_seq_queue_status_get_tick_time(const snd_seq_queue_status_t *info);
497 const snd_seq_real_time_t *snd_seq_queue_status_get_real_time(const snd_seq_queue_status_t *info);
498 unsigned int snd_seq_queue_status_get_status(const snd_seq_queue_status_t *info);
499
500 int snd_seq_get_queue_status(snd_seq_t *handle, int q, snd_seq_queue_status_t *status);
501
502/*
503 */
504 size_t snd_seq_queue_tempo_sizeof(void);
506#define snd_seq_queue_tempo_alloca(ptr) \
507 __snd_alloca(ptr, snd_seq_queue_tempo)
508 int snd_seq_queue_tempo_malloc(snd_seq_queue_tempo_t **ptr);
509 void snd_seq_queue_tempo_free(snd_seq_queue_tempo_t *ptr);
510 void snd_seq_queue_tempo_copy(snd_seq_queue_tempo_t *dst, const snd_seq_queue_tempo_t *src);
511
512 int snd_seq_queue_tempo_get_queue(const snd_seq_queue_tempo_t *info);
513 unsigned int snd_seq_queue_tempo_get_tempo(const snd_seq_queue_tempo_t *info);
514 int snd_seq_queue_tempo_get_ppq(const snd_seq_queue_tempo_t *info);
515 unsigned int snd_seq_queue_tempo_get_skew(const snd_seq_queue_tempo_t *info);
516 unsigned int snd_seq_queue_tempo_get_skew_base(const snd_seq_queue_tempo_t *info);
517 unsigned int snd_seq_queue_tempo_get_tempo_base(const snd_seq_queue_tempo_t *info);
518 void snd_seq_queue_tempo_set_tempo(snd_seq_queue_tempo_t *info, unsigned int tempo);
519 void snd_seq_queue_tempo_set_ppq(snd_seq_queue_tempo_t *info, int ppq);
520 void snd_seq_queue_tempo_set_skew(snd_seq_queue_tempo_t *info, unsigned int skew);
521 void snd_seq_queue_tempo_set_skew_base(snd_seq_queue_tempo_t *info, unsigned int base);
522 void snd_seq_queue_tempo_set_tempo_base(snd_seq_queue_tempo_t *info, unsigned int tempo_base);
523
524 int snd_seq_get_queue_tempo(snd_seq_t *handle, int q, snd_seq_queue_tempo_t *tempo);
525 int snd_seq_set_queue_tempo(snd_seq_t *handle, int q, snd_seq_queue_tempo_t *tempo);
526 int snd_seq_has_queue_tempo_base(snd_seq_t *handle);
527
528/*
529 */
530
532 typedef enum {
533 SND_SEQ_TIMER_ALSA = 0, /* ALSA timer */
534 SND_SEQ_TIMER_MIDI_CLOCK = 1, /* Midi Clock (CLOCK event) */
535 SND_SEQ_TIMER_MIDI_TICK = 2 /* Midi Timer Tick (TICK event */
536} snd_seq_queue_timer_type_t;
537
538 size_t snd_seq_queue_timer_sizeof(void);
540#define snd_seq_queue_timer_alloca(ptr) \
541 __snd_alloca(ptr, snd_seq_queue_timer)
542 int snd_seq_queue_timer_malloc(snd_seq_queue_timer_t **ptr);
543 void snd_seq_queue_timer_free(snd_seq_queue_timer_t *ptr);
544 void snd_seq_queue_timer_copy(snd_seq_queue_timer_t *dst, const snd_seq_queue_timer_t *src);
545
546 int snd_seq_queue_timer_get_queue(const snd_seq_queue_timer_t *info);
547 snd_seq_queue_timer_type_t snd_seq_queue_timer_get_type(const snd_seq_queue_timer_t *info);
548 const snd_timer_id_t *snd_seq_queue_timer_get_id(const snd_seq_queue_timer_t *info);
549 unsigned int snd_seq_queue_timer_get_resolution(const snd_seq_queue_timer_t *info);
550
551 void snd_seq_queue_timer_set_type(snd_seq_queue_timer_t *info, snd_seq_queue_timer_type_t type);
552 void snd_seq_queue_timer_set_id(snd_seq_queue_timer_t *info, const snd_timer_id_t *id);
553 void snd_seq_queue_timer_set_resolution(snd_seq_queue_timer_t *info, unsigned int resolution);
554
555 int snd_seq_get_queue_timer(snd_seq_t *handle, int q, snd_seq_queue_timer_t *timer);
556 int snd_seq_set_queue_timer(snd_seq_t *handle, int q, snd_seq_queue_timer_t *timer);
557
567 int snd_seq_free_event(snd_seq_event_t *ev);
568ssize_t snd_seq_event_length(snd_seq_event_t *ev);
569 int snd_seq_event_output(snd_seq_t *handle, snd_seq_event_t *ev);
570 int snd_seq_event_output_buffer(snd_seq_t *handle, snd_seq_event_t *ev);
571 int snd_seq_event_output_direct(snd_seq_t *handle, snd_seq_event_t *ev);
572 int snd_seq_event_input(snd_seq_t *handle, snd_seq_event_t **ev);
573 int snd_seq_event_input_pending(snd_seq_t *seq, int fetch_sequencer);
574 int snd_seq_drain_output(snd_seq_t *handle);
575 int snd_seq_event_output_pending(snd_seq_t *seq);
576 int snd_seq_extract_output(snd_seq_t *handle, snd_seq_event_t **ev);
577 int snd_seq_drop_output(snd_seq_t *handle);
578 int snd_seq_drop_output_buffer(snd_seq_t *handle);
579 int snd_seq_drop_input(snd_seq_t *handle);
580 int snd_seq_drop_input_buffer(snd_seq_t *handle);
581
583 typedef struct _snd_seq_remove_events snd_seq_remove_events_t;
584
586#define SND_SEQ_REMOVE_INPUT (1<<0)
587#define SND_SEQ_REMOVE_OUTPUT (1<<1)
588#define SND_SEQ_REMOVE_DEST (1<<2)
589#define SND_SEQ_REMOVE_DEST_CHANNEL (1<<3)
590#define SND_SEQ_REMOVE_TIME_BEFORE (1<<4)
591#define SND_SEQ_REMOVE_TIME_AFTER (1<<5)
592#define SND_SEQ_REMOVE_TIME_TICK (1<<6)
593#define SND_SEQ_REMOVE_EVENT_TYPE (1<<7)
594#define SND_SEQ_REMOVE_IGNORE_OFF (1<<8)
595#define SND_SEQ_REMOVE_TAG_MATCH (1<<9)
597 size_t snd_seq_remove_events_sizeof(void);
599#define snd_seq_remove_events_alloca(ptr) \
600 __snd_alloca(ptr, snd_seq_remove_events)
601 int snd_seq_remove_events_malloc(snd_seq_remove_events_t **ptr);
602 void snd_seq_remove_events_free(snd_seq_remove_events_t *ptr);
603 void snd_seq_remove_events_copy(snd_seq_remove_events_t *dst, const snd_seq_remove_events_t *src);
604
605 unsigned int snd_seq_remove_events_get_condition(const snd_seq_remove_events_t *info);
606 int snd_seq_remove_events_get_queue(const snd_seq_remove_events_t *info);
607 const snd_seq_timestamp_t *snd_seq_remove_events_get_time(const snd_seq_remove_events_t *info);
608 const snd_seq_addr_t *snd_seq_remove_events_get_dest(const snd_seq_remove_events_t *info);
609 int snd_seq_remove_events_get_channel(const snd_seq_remove_events_t *info);
610 int snd_seq_remove_events_get_event_type(const snd_seq_remove_events_t *info);
611 int snd_seq_remove_events_get_tag(const snd_seq_remove_events_t *info);
612
613 void snd_seq_remove_events_set_condition(snd_seq_remove_events_t *info, unsigned int flags);
614 void snd_seq_remove_events_set_queue(snd_seq_remove_events_t *info, int queue);
615 void snd_seq_remove_events_set_time(snd_seq_remove_events_t *info, const snd_seq_timestamp_t *time);
616 void snd_seq_remove_events_set_dest(snd_seq_remove_events_t *info, const snd_seq_addr_t *addr);
617 void snd_seq_remove_events_set_channel(snd_seq_remove_events_t *info, int channel);
618 void snd_seq_remove_events_set_event_type(snd_seq_remove_events_t *info, int type);
619 void snd_seq_remove_events_set_tag(snd_seq_remove_events_t *info, int tag);
620
621 int snd_seq_remove_events(snd_seq_t *handle, snd_seq_remove_events_t *info);
622
623 int snd_seq_ump_event_output(snd_seq_t *seq, snd_seq_ump_event_t *ev);
624 int snd_seq_ump_event_output_buffer(snd_seq_t *seq, snd_seq_ump_event_t *ev);
625 int snd_seq_ump_extract_output(snd_seq_t *seq, snd_seq_ump_event_t **ev_res);
626 int snd_seq_ump_event_output_direct(snd_seq_t *seq, snd_seq_ump_event_t *ev);
627 int snd_seq_ump_event_input(snd_seq_t *seq, snd_seq_ump_event_t **ev);
628
638 void snd_seq_set_bit(int nr, void *array);
639 void snd_seq_unset_bit(int nr, void *array);
640 int snd_seq_change_bit(int nr, void *array);
641 int snd_seq_get_bit(int nr, void *array);
642
653/* event type macros */
654 enum {
655 SND_SEQ_EVFLG_RESULT,
656 SND_SEQ_EVFLG_NOTE,
657 SND_SEQ_EVFLG_CONTROL,
658 SND_SEQ_EVFLG_QUEUE,
659 SND_SEQ_EVFLG_SYSTEM,
660 SND_SEQ_EVFLG_MESSAGE,
661 SND_SEQ_EVFLG_CONNECTION,
662 SND_SEQ_EVFLG_SAMPLE,
663 SND_SEQ_EVFLG_USERS,
664 SND_SEQ_EVFLG_INSTR,
665 SND_SEQ_EVFLG_QUOTE,
666 SND_SEQ_EVFLG_NONE,
667 SND_SEQ_EVFLG_RAW,
668 SND_SEQ_EVFLG_FIXED,
669 SND_SEQ_EVFLG_VARIABLE,
670 SND_SEQ_EVFLG_VARUSR
671};
672
673 enum {
674 SND_SEQ_EVFLG_NOTE_ONEARG,
675 SND_SEQ_EVFLG_NOTE_TWOARG
676};
677
678 enum {
679 SND_SEQ_EVFLG_QUEUE_NOARG,
680 SND_SEQ_EVFLG_QUEUE_TICK,
681 SND_SEQ_EVFLG_QUEUE_TIME,
682 SND_SEQ_EVFLG_QUEUE_VALUE
683};
684
690 extern const unsigned int snd_seq_event_types[];
691
692#define _SND_SEQ_TYPE(x) (1<<(x))
693#define _SND_SEQ_TYPE_OPT(x) ((x)<<24)
696#define snd_seq_type_check(ev,x) (snd_seq_event_types[(ev)->type] & _SND_SEQ_TYPE(x))
697
699#define snd_seq_ev_is_result_type(ev) \
700 snd_seq_type_check(ev, SND_SEQ_EVFLG_RESULT)
702#define snd_seq_ev_is_note_type(ev) \
703 snd_seq_type_check(ev, SND_SEQ_EVFLG_NOTE)
705#define snd_seq_ev_is_control_type(ev) \
706 snd_seq_type_check(ev, SND_SEQ_EVFLG_CONTROL)
708#define snd_seq_ev_is_channel_type(ev) \
709 (snd_seq_event_types[(ev)->type] & (_SND_SEQ_TYPE(SND_SEQ_EVFLG_NOTE) | _SND_SEQ_TYPE(SND_SEQ_EVFLG_CONTROL)))
710
712#define snd_seq_ev_is_queue_type(ev) \
713 snd_seq_type_check(ev, SND_SEQ_EVFLG_QUEUE)
715#define snd_seq_ev_is_message_type(ev) \
716 snd_seq_type_check(ev, SND_SEQ_EVFLG_MESSAGE)
718#define snd_seq_ev_is_subscribe_type(ev) \
719 snd_seq_type_check(ev, SND_SEQ_EVFLG_CONNECTION)
721#define snd_seq_ev_is_sample_type(ev) \
722 snd_seq_type_check(ev, SND_SEQ_EVFLG_SAMPLE)
724#define snd_seq_ev_is_user_type(ev) \
725 snd_seq_type_check(ev, SND_SEQ_EVFLG_USERS)
727#define snd_seq_ev_is_instr_type(ev) \
728 snd_seq_type_check(ev, SND_SEQ_EVFLG_INSTR)
730#define snd_seq_ev_is_fixed_type(ev) \
731 snd_seq_type_check(ev, SND_SEQ_EVFLG_FIXED)
733#define snd_seq_ev_is_variable_type(ev) \
734 snd_seq_type_check(ev, SND_SEQ_EVFLG_VARIABLE)
736#define snd_seq_ev_is_varusr_type(ev) \
737 snd_seq_type_check(ev, SND_SEQ_EVFLG_VARUSR)
739#define snd_seq_ev_is_reserved(ev) \
740 (! snd_seq_event_types[(ev)->type])
741
746#define snd_seq_ev_is_prior(ev) \
747 (((ev)->flags & SND_SEQ_PRIORITY_MASK) == SND_SEQ_PRIORITY_HIGH)
748
750#define snd_seq_ev_length_type(ev) \
751 ((ev)->flags & SND_SEQ_EVENT_LENGTH_MASK)
753#define snd_seq_ev_is_fixed(ev) \
754 (snd_seq_ev_length_type(ev) == SND_SEQ_EVENT_LENGTH_FIXED)
756#define snd_seq_ev_is_variable(ev) \
757 (snd_seq_ev_length_type(ev) == SND_SEQ_EVENT_LENGTH_VARIABLE)
759#define snd_seq_ev_is_varusr(ev) \
760 (snd_seq_ev_length_type(ev) == SND_SEQ_EVENT_LENGTH_VARUSR)
761
763#define snd_seq_ev_timestamp_type(ev) \
764 ((ev)->flags & SND_SEQ_TIME_STAMP_MASK)
766#define snd_seq_ev_is_tick(ev) \
767 (snd_seq_ev_timestamp_type(ev) == SND_SEQ_TIME_STAMP_TICK)
769#define snd_seq_ev_is_real(ev) \
770 (snd_seq_ev_timestamp_type(ev) == SND_SEQ_TIME_STAMP_REAL)
771
773#define snd_seq_ev_timemode_type(ev) \
774 ((ev)->flags & SND_SEQ_TIME_MODE_MASK)
776#define snd_seq_ev_is_abstime(ev) \
777 (snd_seq_ev_timemode_type(ev) == SND_SEQ_TIME_MODE_ABS)
779#define snd_seq_ev_is_reltime(ev) \
780 (snd_seq_ev_timemode_type(ev) == SND_SEQ_TIME_MODE_REL)
781
783#define snd_seq_ev_is_direct(ev) \
784 ((ev)->queue == SND_SEQ_QUEUE_DIRECT)
785
787#define snd_seq_ev_is_ump(ev) \
788 ((ev)->flags & SND_SEQ_EVENT_UMP)
789
792#ifdef __cplusplus
793}
794#endif
795
796#endif /* __ALSA_SEQ_H */
797
snd_config_t
struct _snd_config snd_config_t
Internal structure for a configuration node object.
Definition conf.h:74
snd_seq_set_client_pool
int snd_seq_set_client_pool(snd_seq_t *handle, snd_seq_client_pool_t *info)
set the pool information
Definition seq.c:5328
snd_seq_client_pool_get_output_room
size_t snd_seq_client_pool_get_output_room(const snd_seq_client_pool_t *info)
Get the output room size of a queue_info container.
Definition seq.c:5246
snd_seq_client_info_get_name
const char * snd_seq_client_info_get_name(snd_seq_client_info_t *info)
Get the name of a client_info container.
Definition seq.c:1591
snd_seq_client_pool_get_client
int snd_seq_client_pool_get_client(const snd_seq_client_pool_t *info)
Get the client id of a queue_info container.
Definition seq.c:5213
snd_seq_set_client_info
int snd_seq_set_client_info(snd_seq_t *handle, snd_seq_client_info_t *info)
set the current client information
Definition seq.c:2074
snd_seq_client_info_get_event_lost
int snd_seq_client_info_get_event_lost(const snd_seq_client_info_t *info)
Get the number of lost events of a client_info container.
Definition seq.c:1812
snd_seq_client_info_set_error_bounce
void snd_seq_client_info_set_error_bounce(snd_seq_client_info_t *info, int val)
Set the error-bounce usage of a client_info container.
Definition seq.c:1991
snd_seq_client_info_set_midi_version
void snd_seq_client_info_set_midi_version(snd_seq_client_info_t *info, int midi_version)
Set the MIDI protocol version of a client_info container.
Definition seq.c:1926
snd_seq_client_info_set_name
void snd_seq_client_info_set_name(snd_seq_client_info_t *info, const char *name)
Set the name of a client_info container.
Definition seq.c:1897
snd_seq_client_pool_set_input_pool
void snd_seq_client_pool_set_input_pool(snd_seq_client_pool_t *info, size_t size)
Set the input pool size of a queue_info container.
Definition seq.c:5290
snd_seq_client_pool_set_output_room
void snd_seq_client_pool_set_output_room(snd_seq_client_pool_t *info, size_t size)
Set the output room size of a queue_info container.
Definition seq.c:5301
snd_seq_client_info_set_client
void snd_seq_client_info_set_client(snd_seq_client_info_t *info, int client)
Set the client id of a client_info container.
Definition seq.c:1883
snd_seq_client_info_event_filter_check
int snd_seq_client_info_event_filter_check(snd_seq_client_info_t *info, int event_type)
Check if an event type is present in the event filtering of a client_info container.
Definition seq.c:1786
snd_seq_client_pool_copy
void snd_seq_client_pool_copy(snd_seq_client_pool_t *dst, const snd_seq_client_pool_t *src)
copy one snd_seq_client_pool_t to another
Definition seq.c:5201
snd_seq_client_pool_get_input_pool
size_t snd_seq_client_pool_get_input_pool(const snd_seq_client_pool_t *info)
Get the input pool size of a queue_info container.
Definition seq.c:5235
snd_seq_client_pool_get_output_free
size_t snd_seq_client_pool_get_output_free(const snd_seq_client_pool_t *info)
Get the available size on output pool of a queue_info container.
Definition seq.c:5257
snd_seq_client_info_sizeof
size_t snd_seq_client_info_sizeof(void)
get size of snd_seq_client_info_t
Definition seq.c:1515
snd_seq_client_info_event_filter_del
void snd_seq_client_info_event_filter_del(snd_seq_client_info_t *info, int event_type)
Remove an event type from the event filtering of a client_info container.
Definition seq.c:1766
snd_seq_client_info_get_client
int snd_seq_client_info_get_client(const snd_seq_client_info_t *info)
Get client id of a client_info container.
Definition seq.c:1562
snd_seq_client_info_set_ump_conversion
void snd_seq_client_info_set_ump_conversion(snd_seq_client_info_t *info, int enable)
Set the automatic conversion mode for UMP.
Definition seq.c:1974
snd_seq_client_info_malloc
int snd_seq_client_info_malloc(snd_seq_client_info_t **ptr)
allocate an empty snd_seq_client_info_t using standard malloc
Definition seq.c:1525
snd_seq_client_pool_sizeof
size_t snd_seq_client_pool_sizeof(void)
get size of snd_seq_client_pool_t
Definition seq.c:5168
snd_seq_client_info_get_broadcast_filter
int snd_seq_client_info_get_broadcast_filter(const snd_seq_client_info_t *info)
Get the broadcast filter usage of a client_info container.
Definition seq.c:1604
snd_seq_client_info_get_ump_groupless_enabled
int snd_seq_client_info_get_ump_groupless_enabled(const snd_seq_client_info_t *info)
Get the UMP groupless message handling status.
Definition seq.c:1857
snd_seq_set_ump_endpoint_info
int snd_seq_set_ump_endpoint_info(snd_seq_t *seq, const void *info)
Set UMP Endpoint information to the current client.
Definition seq.c:2139
snd_seq_client_info_set_broadcast_filter
void snd_seq_client_info_set_broadcast_filter(snd_seq_client_info_t *info, int val)
Set the broadcast filter usage of a client_info container.
Definition seq.c:1910
snd_seq_client_info_get_midi_version
int snd_seq_client_info_get_midi_version(const snd_seq_client_info_t *info)
Get the MIDI protocol version number of a client_info container.
Definition seq.c:1825
snd_seq_client_info_event_filter_clear
void snd_seq_client_info_event_filter_clear(snd_seq_client_info_t *info)
Disable event filtering of a client_info container.
Definition seq.c:1724
snd_seq_client_info_set_ump_group_enabled
void snd_seq_client_info_set_ump_group_enabled(snd_seq_client_info_t *info, int group, int enable)
Set the UMP group filter status.
Definition seq.c:1940
snd_seq_query_next_client
int snd_seq_query_next_client(snd_seq_t *handle, snd_seq_client_info_t *info)
query the next client
Definition seq.c:2096
snd_seq_set_ump_block_info
int snd_seq_set_ump_block_info(snd_seq_t *seq, int blk, const void *info)
Set UMP Block information to the current client.
Definition seq.c:2154
snd_seq_get_client_pool
int snd_seq_get_client_pool(snd_seq_t *handle, snd_seq_client_pool_t *info)
obtain the pool information of the current client
Definition seq.c:5313
snd_seq_client_info_event_filter_add
void snd_seq_client_info_event_filter_add(snd_seq_client_info_t *info, int event_type)
Add an event type to the event filtering of a client_info container.
Definition seq.c:1745
snd_seq_client_pool_get_output_pool
size_t snd_seq_client_pool_get_output_pool(const snd_seq_client_pool_t *info)
Get the output pool size of a queue_info container.
Definition seq.c:5224
snd_seq_get_ump_endpoint_info
int snd_seq_get_ump_endpoint_info(snd_seq_t *seq, int client, void *info)
Get UMP Endpoint information.
Definition seq.c:2109
snd_seq_client_pool_malloc
int snd_seq_client_pool_malloc(snd_seq_client_pool_t **ptr)
allocate an empty snd_seq_client_pool_t using standard malloc
Definition seq.c:5178
snd_seq_client_info_get_ump_conversion
int snd_seq_client_info_get_ump_conversion(const snd_seq_client_info_t *info)
Get the automatic conversion mode for UMP.
Definition seq.c:1870
snd_seq_client_info_get_error_bounce
int snd_seq_client_info_get_error_bounce(const snd_seq_client_info_t *info)
Get the error-bounce usage of a client_info container.
Definition seq.c:1617
snd_seq_get_any_client_info
int snd_seq_get_any_client_info(snd_seq_t *handle, int client, snd_seq_client_info_t *info)
obtain the information of the given client
Definition seq.c:2038
snd_seq_client_info_t
struct _snd_seq_client_info snd_seq_client_info_t
Definition seq.h:131
snd_seq_client_info_get_pid
int snd_seq_client_info_get_pid(const snd_seq_client_info_t *info)
Get the owning PID.
Definition seq.c:1683
snd_seq_client_type_t
snd_seq_client_type_t
Definition seq.h:134
snd_seq_client_pool_set_output_pool
void snd_seq_client_pool_set_output_pool(snd_seq_client_pool_t *info, size_t size)
Set the output pool size of a queue_info container.
Definition seq.c:5279
snd_seq_client_info_free
void snd_seq_client_info_free(snd_seq_client_info_t *ptr)
frees a previously allocated snd_seq_client_info_t
Definition seq.c:1538
snd_seq_client_info_get_ump_group_enabled
int snd_seq_client_info_get_ump_group_enabled(const snd_seq_client_info_t *info, int group)
Get the UMP group filter status.
Definition seq.c:1839
snd_seq_client_info_get_event_filter
const unsigned char * snd_seq_client_info_get_event_filter(const snd_seq_client_info_t *info)
(DEPRECATED) Get the event filter bitmap of a client_info container
Definition seq.c:1702
snd_seq_client_info_get_num_ports
int snd_seq_client_info_get_num_ports(const snd_seq_client_info_t *info)
Get the number of opened ports of a client_info container.
Definition seq.c:1799
snd_seq_client_info_set_event_filter
void snd_seq_client_info_set_event_filter(snd_seq_client_info_t *info, unsigned char *filter)
(DEPRECATED) Set the event filter bitmap of a client_info container
Definition seq.c:2013
snd_seq_get_client_info
int snd_seq_get_client_info(snd_seq_t *handle, snd_seq_client_info_t *info)
obtain the current client information
Definition seq.c:2058
snd_seq_client_pool_t
struct _snd_seq_client_pool snd_seq_client_pool_t
Definition seq.h:201
snd_seq_client_pool_free
void snd_seq_client_pool_free(snd_seq_client_pool_t *ptr)
frees a previously allocated snd_seq_client_pool_t
Definition seq.c:5191
snd_seq_client_info_get_type
snd_seq_client_type_t snd_seq_client_info_get_type(const snd_seq_client_info_t *info)
Get client type of a client_info container.
Definition seq.c:1578
snd_seq_get_ump_block_info
int snd_seq_get_ump_block_info(snd_seq_t *seq, int client, int blk, void *info)
Get UMP Block information.
Definition seq.c:2125
snd_seq_client_info_copy
void snd_seq_client_info_copy(snd_seq_client_info_t *dst, const snd_seq_client_info_t *src)
copy one snd_seq_client_info_t to another
Definition seq.c:1548
snd_seq_client_pool_get_input_free
size_t snd_seq_client_pool_get_input_free(const snd_seq_client_pool_t *info)
Get the available size on input pool of a queue_info container.
Definition seq.c:5268
snd_seq_client_info_set_ump_groupless_enabled
void snd_seq_client_info_set_ump_groupless_enabled(snd_seq_client_info_t *info, int enable)
Enable/disable the UMP groupless message handling.
Definition seq.c:1957
snd_seq_client_info_get_card
int snd_seq_client_info_get_card(const snd_seq_client_info_t *info)
Get the sound card number.
Definition seq.c:1648
SND_SEQ_KERNEL_CLIENT
@ SND_SEQ_KERNEL_CLIENT
Definition seq.h:136
SND_SEQ_USER_CLIENT
@ SND_SEQ_USER_CLIENT
Definition seq.h:135
SND_SEQ_CLIENT_UMP_MIDI_1_0
@ SND_SEQ_CLIENT_UMP_MIDI_1_0
Definition seq.h:142
SND_SEQ_CLIENT_LEGACY_MIDI
@ SND_SEQ_CLIENT_LEGACY_MIDI
Definition seq.h:141
SND_SEQ_CLIENT_UMP_MIDI_2_0
@ SND_SEQ_CLIENT_UMP_MIDI_2_0
Definition seq.h:143
snd_seq_event_types
const unsigned int snd_seq_event_types[]
Definition seq_event.c:15
snd_seq_event_output
int snd_seq_event_output(snd_seq_t *handle, snd_seq_event_t *ev)
output an event
Definition seq.c:4302
snd_seq_remove_events_copy
void snd_seq_remove_events_copy(snd_seq_remove_events_t *dst, const snd_seq_remove_events_t *src)
copy one snd_seq_remove_events_t to another
Definition seq.c:4841
snd_seq_remove_events_set_channel
void snd_seq_remove_events_set_channel(snd_seq_remove_events_t *info, int channel)
Set the channel as removal condition.
Definition seq.c:4998
snd_seq_event_input_pending
int snd_seq_event_input_pending(snd_seq_t *seq, int fetch_sequencer)
check events in input buffer
Definition seq.c:4616
snd_seq_drop_output_buffer
int snd_seq_drop_output_buffer(snd_seq_t *handle)
remove all events on user-space output buffer
Definition seq.c:4745
snd_seq_remove_events_free
void snd_seq_remove_events_free(snd_seq_remove_events_t *ptr)
frees a previously allocated snd_seq_remove_events_t
Definition seq.c:4831
snd_seq_remove_events_malloc
int snd_seq_remove_events_malloc(snd_seq_remove_events_t **ptr)
allocate an empty snd_seq_remove_events_t using standard malloc
Definition seq.c:4818
snd_seq_remove_events_get_event_type
int snd_seq_remove_events_get_event_type(const snd_seq_remove_events_t *info)
Get the event type as removal condition.
Definition seq.c:4920
snd_seq_ump_extract_output
int snd_seq_ump_extract_output(snd_seq_t *seq, snd_seq_ump_event_t **ev_res)
extract the first UMP event in output buffer
Definition seq.c:4682
snd_seq_ump_event_output
int snd_seq_ump_event_output(snd_seq_t *seq, snd_seq_ump_event_t *ev)
output a UMP event
Definition seq.c:4648
snd_seq_remove_events_set_time
void snd_seq_remove_events_set_time(snd_seq_remove_events_t *info, const snd_seq_timestamp_t *time)
Set the timestamp as removal condition.
Definition seq.c:4972
snd_seq_event_output_buffer
int snd_seq_event_output_buffer(snd_seq_t *handle, snd_seq_event_t *ev)
output an event onto the lib buffer without draining buffer
Definition seq.c:4336
snd_seq_remove_events_get_condition
unsigned int snd_seq_remove_events_get_condition(const snd_seq_remove_events_t *info)
Get the removal condition bits.
Definition seq.c:4855
snd_seq_remove_events_get_channel
int snd_seq_remove_events_get_channel(const snd_seq_remove_events_t *info)
Get the event channel as removal condition.
Definition seq.c:4907
snd_seq_remove_events_set_tag
void snd_seq_remove_events_set_tag(snd_seq_remove_events_t *info, int tag)
Set the event tag as removal condition.
Definition seq.c:5024
snd_seq_remove_events_set_event_type
void snd_seq_remove_events_set_event_type(snd_seq_remove_events_t *info, int type)
Set the event type as removal condition.
Definition seq.c:5011
snd_seq_remove_events_set_condition
void snd_seq_remove_events_set_condition(snd_seq_remove_events_t *info, unsigned int flags)
Set the removal condition bits.
Definition seq.c:4946
snd_seq_event_output_direct
int snd_seq_event_output_direct(snd_seq_t *handle, snd_seq_event_t *ev)
output an event directly to the sequencer NOT through output buffer
Definition seq.c:4396
snd_seq_event_input
int snd_seq_event_input(snd_seq_t *handle, snd_seq_event_t **ev)
retrieve an event from sequencer
Definition seq.c:4569
snd_seq_drain_output
int snd_seq_drain_output(snd_seq_t *handle)
drain output buffer to sequencer
Definition seq.c:4444
snd_seq_free_event
int snd_seq_free_event(snd_seq_event_t *ev)
(DEPRECATED) free an event
Definition seq.c:4256
snd_seq_drop_input
int snd_seq_drop_input(snd_seq_t *handle)
clear input buffer and and remove events in sequencer queue
Definition seq.c:4792
snd_seq_remove_events_get_time
const snd_seq_timestamp_t * snd_seq_remove_events_get_time(const snd_seq_remove_events_t *info)
Get the event timestamp as removal condition.
Definition seq.c:4881
snd_seq_remove_events_set_queue
void snd_seq_remove_events_set_queue(snd_seq_remove_events_t *info, int queue)
Set the queue as removal condition.
Definition seq.c:4959
snd_seq_drop_input_buffer
int snd_seq_drop_input_buffer(snd_seq_t *handle)
remove all events on user-space input FIFO
Definition seq.c:4758
snd_seq_remove_events
int snd_seq_remove_events(snd_seq_t *handle, snd_seq_remove_events_t *info)
remove events on input/output buffers and pools
Definition seq.c:5115
snd_seq_ump_event_output_direct
int snd_seq_ump_event_output_direct(snd_seq_t *seq, snd_seq_ump_event_t *ev)
output a UMP event directly to the sequencer NOT through output buffer
Definition seq.c:4699
snd_seq_extract_output
int snd_seq_extract_output(snd_seq_t *handle, snd_seq_event_t **ev)
extract the first event in output buffer
Definition seq.c:4470
snd_seq_event_output_pending
int snd_seq_event_output_pending(snd_seq_t *seq)
return the size of pending events on output buffer
Definition seq.c:4424
snd_seq_ump_event_output_buffer
int snd_seq_ump_event_output_buffer(snd_seq_t *seq, snd_seq_ump_event_t *ev)
output an event onto the lib buffer without draining buffer
Definition seq.c:4665
snd_seq_remove_events_sizeof
size_t snd_seq_remove_events_sizeof(void)
get size of snd_seq_remove_events_t
Definition seq.c:4808
snd_seq_remove_events_set_dest
void snd_seq_remove_events_set_dest(snd_seq_remove_events_t *info, const snd_seq_addr_t *addr)
Set the destination address as removal condition.
Definition seq.c:4985
snd_seq_remove_events_get_dest
const snd_seq_addr_t * snd_seq_remove_events_get_dest(const snd_seq_remove_events_t *info)
Get the event destination address as removal condition.
Definition seq.c:4894
snd_seq_ump_event_input
int snd_seq_ump_event_input(snd_seq_t *seq, snd_seq_ump_event_t **ev)
retrieve a UMP event from sequencer
Definition seq.c:4722
snd_seq_drop_output
int snd_seq_drop_output(snd_seq_t *handle)
remove all events on output buffer
Definition seq.c:4775
snd_seq_event_length
ssize_t snd_seq_event_length(snd_seq_event_t *ev)
calculates the (encoded) byte-stream size of the event
Definition seq.c:4267
snd_seq_remove_events_get_tag
int snd_seq_remove_events_get_tag(const snd_seq_remove_events_t *info)
Get the event tag id as removal condition.
Definition seq.c:4933
snd_seq_remove_events_get_queue
int snd_seq_remove_events_get_queue(const snd_seq_remove_events_t *info)
Get the queue as removal condition.
Definition seq.c:4868
snd_seq_remove_events_t
struct _snd_seq_remove_events snd_seq_remove_events_t
Definition seq.h:583
snd_seq_tick_time_t
unsigned int snd_seq_tick_time_t
Definition seq_event.h:208
snd_seq_change_bit
int snd_seq_change_bit(int nr, void *array)
change a bit flag
Definition seq.c:5360
snd_seq_unset_bit
void snd_seq_unset_bit(int nr, void *array)
unset a bit flag
Definition seq.c:5352
snd_seq_set_bit
void snd_seq_set_bit(int nr, void *array)
set a bit flag
Definition seq.c:5344
snd_seq_get_bit
int snd_seq_get_bit(int nr, void *array)
get a bit flag state
Definition seq.c:5372
snd_seq_port_info_t
struct _snd_seq_port_info snd_seq_port_info_t
Definition seq.h:236
snd_seq_port_info_get_timestamp_queue
int snd_seq_port_info_get_timestamp_queue(const snd_seq_port_info_t *info)
Get the queue id to update timestamps.
Definition seq.c:2402
snd_seq_port_info_get_timestamping
int snd_seq_port_info_get_timestamping(const snd_seq_port_info_t *info)
Get the time-stamping mode of the given port in a port_info container.
Definition seq.c:2376
snd_seq_port_info_set_addr
void snd_seq_port_info_set_addr(snd_seq_port_info_t *info, const snd_seq_addr_t *addr)
Set the client/port address of a port_info container.
Definition seq.c:2480
snd_seq_port_info_set_timestamp_real
void snd_seq_port_info_set_timestamp_real(snd_seq_port_info_t *info, int realtime)
Set whether the timestime is updated in the real-time mode.
Definition seq.c:2603
snd_seq_port_info_get_synth_voices
int snd_seq_port_info_get_synth_voices(const snd_seq_port_info_t *info)
Get the synth voices of a port_info container.
Definition seq.c:2350
snd_seq_port_info_get_addr
const snd_seq_addr_t * snd_seq_port_info_get_addr(const snd_seq_port_info_t *info)
Get client/port address of a port_info container.
Definition seq.c:2246
snd_seq_port_info_get_capability
unsigned int snd_seq_port_info_get_capability(const snd_seq_port_info_t *info)
Get the capability bits of a port_info container.
Definition seq.c:2272
snd_seq_port_info_get_timestamp_real
int snd_seq_port_info_get_timestamp_real(const snd_seq_port_info_t *info)
Get whether the time-stamping of the given port is real-time mode.
Definition seq.c:2389
snd_seq_port_info_get_client
int snd_seq_port_info_get_client(const snd_seq_port_info_t *info)
Get client id of a port_info container.
Definition seq.c:2220
snd_seq_port_info_set_timestamp_queue
void snd_seq_port_info_set_timestamp_queue(snd_seq_port_info_t *info, int queue)
Set the queue id for timestamping.
Definition seq.c:2619
snd_seq_port_info_set_capability
void snd_seq_port_info_set_capability(snd_seq_port_info_t *info, unsigned int capability)
set the capability bits of a port_info container
Definition seq.c:2506
snd_seq_port_info_get_type
unsigned int snd_seq_port_info_get_type(const snd_seq_port_info_t *info)
Get the type bits of a port_info container.
Definition seq.c:2285
snd_seq_port_info_get_read_use
int snd_seq_port_info_get_read_use(const snd_seq_port_info_t *info)
Get the number of read subscriptions of a port_info container.
Definition seq.c:2298
snd_seq_port_info_set_ump_is_midi1
void snd_seq_port_info_set_ump_is_midi1(snd_seq_port_info_t *info, int is_midi1)
Set the optional MIDI 1.0 port in MIDI 2.0 UMP Endpoint.
Definition seq.c:2658
snd_seq_port_info_get_ump_is_midi1
int snd_seq_port_info_get_ump_is_midi1(const snd_seq_port_info_t *info)
Get the status of the optional MIDI 1.0 port in MIDI 2.0 UMP Endpoint.
Definition seq.c:2441
snd_seq_port_info_get_ump_group
int snd_seq_port_info_get_ump_group(const snd_seq_port_info_t *info)
Get the UMP Group assigned to the port.
Definition seq.c:2428
snd_seq_port_info_set_client
void snd_seq_port_info_set_client(snd_seq_port_info_t *info, int client)
Set the client id of a port_info container.
Definition seq.c:2454
snd_seq_port_info_get_write_use
int snd_seq_port_info_get_write_use(const snd_seq_port_info_t *info)
Get the number of write subscriptions of a port_info container.
Definition seq.c:2311
snd_seq_port_info_malloc
int snd_seq_port_info_malloc(snd_seq_port_info_t **ptr)
allocate an empty snd_seq_port_info_t using standard malloc
Definition seq.c:2183
snd_seq_port_info_get_port
int snd_seq_port_info_get_port(const snd_seq_port_info_t *info)
Get port id of a port_info container.
Definition seq.c:2233
snd_seq_port_info_set_midi_channels
void snd_seq_port_info_set_midi_channels(snd_seq_port_info_t *info, int channels)
set the midi channels of a port_info container
Definition seq.c:2532
snd_seq_port_info_get_midi_channels
int snd_seq_port_info_get_midi_channels(const snd_seq_port_info_t *info)
Get the midi channels of a port_info container.
Definition seq.c:2324
snd_seq_get_port_info
int snd_seq_get_port_info(snd_seq_t *handle, int port, snd_seq_port_info_t *info)
obtain the information of a port on the current client
Definition seq.c:2768
snd_seq_port_info_set_midi_voices
void snd_seq_port_info_set_midi_voices(snd_seq_port_info_t *info, int voices)
set the midi voices of a port_info container
Definition seq.c:2545
snd_seq_query_next_port
int snd_seq_query_next_port(snd_seq_t *handle, snd_seq_port_info_t *info)
query the next matching port
Definition seq.c:2807
snd_seq_delete_port
int snd_seq_delete_port(snd_seq_t *handle, int port)
delete a sequencer port on the current client
Definition seq.c:2729
snd_seq_port_info_sizeof
size_t snd_seq_port_info_sizeof(void)
get size of snd_seq_port_info_t
Definition seq.c:2173
snd_seq_create_port
int snd_seq_create_port(snd_seq_t *handle, snd_seq_port_info_t *info)
create a sequencer port on the current client
Definition seq.c:2712
snd_seq_port_info_get_direction
int snd_seq_port_info_get_direction(const snd_seq_port_info_t *info)
Get the direction of the port.
Definition seq.c:2415
snd_seq_port_info_set_direction
void snd_seq_port_info_set_direction(snd_seq_port_info_t *info, int direction)
Set the direction of the port.
Definition seq.c:2632
snd_seq_set_port_info
int snd_seq_set_port_info(snd_seq_t *handle, int port, snd_seq_port_info_t *info)
set the information of a port on the current client
Definition seq.c:2782
snd_seq_port_info_copy
void snd_seq_port_info_copy(snd_seq_port_info_t *dst, const snd_seq_port_info_t *src)
copy one snd_seq_port_info_t to another
Definition seq.c:2206
snd_seq_port_info_set_ump_group
void snd_seq_port_info_set_ump_group(snd_seq_port_info_t *info, int ump_group)
Set the UMP Group assigned to the port.
Definition seq.c:2645
snd_seq_port_info_free
void snd_seq_port_info_free(snd_seq_port_info_t *ptr)
frees a previously allocated snd_seq_port_info_t
Definition seq.c:2196
snd_seq_get_any_port_info
int snd_seq_get_any_port_info(snd_seq_t *handle, int client, int port, snd_seq_port_info_t *info)
obtain the information of a port on an arbitrary client
Definition seq.c:2749
snd_seq_port_info_get_midi_voices
int snd_seq_port_info_get_midi_voices(const snd_seq_port_info_t *info)
Get the midi voices of a port_info container.
Definition seq.c:2337
snd_seq_port_info_set_timestamping
void snd_seq_port_info_set_timestamping(snd_seq_port_info_t *info, int enable)
Set the time-stamping mode of the given port.
Definition seq.c:2587
snd_seq_port_info_set_synth_voices
void snd_seq_port_info_set_synth_voices(snd_seq_port_info_t *info, int voices)
set the synth voices of a port_info container
Definition seq.c:2558
snd_seq_port_info_get_name
const char * snd_seq_port_info_get_name(const snd_seq_port_info_t *info)
Get the name of a port_info container.
Definition seq.c:2259
snd_seq_port_info_set_name
void snd_seq_port_info_set_name(snd_seq_port_info_t *info, const char *name)
Set the name of a port_info container.
Definition seq.c:2493
snd_seq_port_info_set_port
void snd_seq_port_info_set_port(snd_seq_port_info_t *info, int port)
Set the port id of a port_info container.
Definition seq.c:2467
snd_seq_port_info_set_type
void snd_seq_port_info_set_type(snd_seq_port_info_t *info, unsigned int type)
Get the type bits of a port_info container.
Definition seq.c:2519
snd_seq_port_info_get_port_specified
int snd_seq_port_info_get_port_specified(const snd_seq_port_info_t *info)
Get the port-specified mode of a port_info container.
Definition seq.c:2363
snd_seq_port_info_set_port_specified
void snd_seq_port_info_set_port_specified(snd_seq_port_info_t *info, int val)
Set the port-specified mode of a port_info container.
Definition seq.c:2571
snd_seq_queue_info_set_owner
void snd_seq_queue_info_set_owner(snd_seq_queue_info_t *info, int owner)
Set the owner client id of a queue_info container.
Definition seq.c:3492
snd_seq_alloc_queue
int snd_seq_alloc_queue(snd_seq_t *handle)
allocate a queue
Definition seq.c:3570
snd_seq_create_queue
int snd_seq_create_queue(snd_seq_t *seq, snd_seq_queue_info_t *info)
create a queue
Definition seq.c:3533
snd_seq_queue_tempo_get_tempo
unsigned int snd_seq_queue_tempo_get_tempo(const snd_seq_queue_tempo_t *info)
Get the tempo of a queue_status container.
Definition seq.c:3880
snd_seq_queue_timer_free
void snd_seq_queue_timer_free(snd_seq_queue_timer_t *ptr)
frees a previously allocated snd_seq_queue_timer_t
Definition seq.c:4086
snd_seq_queue_info_get_locked
int snd_seq_queue_info_get_locked(const snd_seq_queue_info_t *info)
Get the lock status of a queue_info container.
Definition seq.c:3453
snd_seq_queue_status_copy
void snd_seq_queue_status_copy(snd_seq_queue_status_t *dst, const snd_seq_queue_status_t *src)
copy one snd_seq_queue_status_t to another
Definition seq.c:3726
snd_seq_set_queue_info
int snd_seq_set_queue_info(snd_seq_t *seq, int q, snd_seq_queue_info_t *info)
change the queue attributes
Definition seq.c:3617
snd_seq_queue_tempo_set_skew
void snd_seq_queue_tempo_set_skew(snd_seq_queue_tempo_t *info, unsigned int skew)
Set the timer skew value of a queue_status container.
Definition seq.c:3974
snd_seq_queue_timer_get_queue
int snd_seq_queue_timer_get_queue(const snd_seq_queue_timer_t *info)
Get the queue id of a queue_timer container.
Definition seq.c:4110
snd_seq_queue_info_copy
void snd_seq_queue_info_copy(snd_seq_queue_info_t *dst, const snd_seq_queue_info_t *src)
copy one snd_seq_queue_info_t to another
Definition seq.c:3400
snd_seq_queue_status_get_status
unsigned int snd_seq_queue_status_get_status(const snd_seq_queue_status_t *info)
Get the running status bits of a queue_status container.
Definition seq.c:3791
snd_seq_queue_tempo_get_tempo_base
unsigned int snd_seq_queue_tempo_get_tempo_base(const snd_seq_queue_tempo_t *info)
Get the tempo base of a queue_status container.
Definition seq.c:3932
snd_seq_queue_timer_get_resolution
unsigned int snd_seq_queue_timer_get_resolution(const snd_seq_queue_timer_t *info)
Get the timer resolution of a queue_timer container.
Definition seq.c:4149
snd_seq_queue_status_get_real_time
const snd_seq_real_time_t * snd_seq_queue_status_get_real_time(const snd_seq_queue_status_t *info)
Get the real time of a queue_status container.
Definition seq.c:3778
snd_seq_queue_status_sizeof
size_t snd_seq_queue_status_sizeof(void)
get size of snd_seq_queue_status_t
Definition seq.c:3693
snd_seq_queue_info_get_queue
int snd_seq_queue_info_get_queue(const snd_seq_queue_info_t *info)
Get the queue id of a queue_info container.
Definition seq.c:3414
snd_seq_queue_status_get_tick_time
snd_seq_tick_time_t snd_seq_queue_status_get_tick_time(const snd_seq_queue_status_t *info)
Get the tick time of a queue_status container.
Definition seq.c:3766
snd_seq_queue_tempo_set_tempo
void snd_seq_queue_tempo_set_tempo(snd_seq_queue_tempo_t *info, unsigned int tempo)
Set the tempo of a queue_status container.
Definition seq.c:3945
snd_seq_queue_info_free
void snd_seq_queue_info_free(snd_seq_queue_info_t *ptr)
frees a previously allocated snd_seq_queue_info_t
Definition seq.c:3390
snd_seq_get_queue_timer
int snd_seq_get_queue_timer(snd_seq_t *handle, int q, snd_seq_queue_timer_t *timer)
obtain the queue timer information
Definition seq.c:4204
snd_seq_queue_timer_set_id
void snd_seq_queue_timer_set_id(snd_seq_queue_timer_t *info, const snd_timer_id_t *id)
Set the timer id of a queue_timer container.
Definition seq.c:4175
snd_seq_get_queue_info
int snd_seq_get_queue_info(snd_seq_t *seq, int q, snd_seq_queue_info_t *info)
obtain queue attributes
Definition seq.c:3601
snd_seq_queue_info_sizeof
size_t snd_seq_queue_info_sizeof(void)
get size of snd_seq_queue_info_t
Definition seq.c:3367
snd_seq_queue_tempo_get_skew
unsigned int snd_seq_queue_tempo_get_skew(const snd_seq_queue_tempo_t *info)
Get the timer skew value of a queue_status container.
Definition seq.c:3906
snd_seq_get_queue_status
int snd_seq_get_queue_status(snd_seq_t *handle, int q, snd_seq_queue_status_t *status)
obtain the running state of the queue
Definition seq.c:3807
snd_seq_get_queue_usage
int snd_seq_get_queue_usage(snd_seq_t *handle, int q)
Get the queue usage flag to the client.
Definition seq.c:3655
snd_seq_free_queue
int snd_seq_free_queue(snd_seq_t *handle, int q)
delete the specified queue
Definition seq.c:3583
snd_seq_queue_info_get_flags
unsigned int snd_seq_queue_info_get_flags(const snd_seq_queue_info_t *info)
Get the conditional bit flags of a queue_info container.
Definition seq.c:3466
snd_seq_set_queue_timer
int snd_seq_set_queue_timer(snd_seq_t *handle, int q, snd_seq_queue_timer_t *timer)
set the queue timer information
Definition seq.c:4221
snd_seq_queue_timer_sizeof
size_t snd_seq_queue_timer_sizeof(void)
get size of snd_seq_queue_timer_t
Definition seq.c:4063
snd_seq_queue_timer_get_type
snd_seq_queue_timer_type_t snd_seq_queue_timer_get_type(const snd_seq_queue_timer_t *info)
Get the timer type of a queue_timer container.
Definition seq.c:4123
snd_seq_queue_tempo_get_ppq
int snd_seq_queue_tempo_get_ppq(const snd_seq_queue_tempo_t *info)
Get the ppq of a queue_status container.
Definition seq.c:3893
snd_seq_has_queue_tempo_base
int snd_seq_has_queue_tempo_base(snd_seq_t *handle)
inquiry the support of tempo base change
Definition seq.c:4051
snd_seq_queue_tempo_set_ppq
void snd_seq_queue_tempo_set_ppq(snd_seq_queue_tempo_t *info, int ppq)
Set the ppq of a queue_status container.
Definition seq.c:3958
snd_seq_queue_tempo_copy
void snd_seq_queue_tempo_copy(snd_seq_queue_tempo_t *dst, const snd_seq_queue_tempo_t *src)
copy one snd_seq_queue_tempo_t to another
Definition seq.c:3853
snd_seq_queue_timer_set_resolution
void snd_seq_queue_timer_set_resolution(snd_seq_queue_timer_t *info, unsigned int resolution)
Set the timer resolution of a queue_timer container.
Definition seq.c:4188
snd_seq_queue_status_t
struct _snd_seq_queue_status snd_seq_queue_status_t
Definition seq.h:445
snd_seq_queue_tempo_malloc
int snd_seq_queue_tempo_malloc(snd_seq_queue_tempo_t **ptr)
allocate an empty snd_seq_queue_tempo_t using standard malloc
Definition seq.c:3830
snd_seq_queue_tempo_set_tempo_base
void snd_seq_queue_tempo_set_tempo_base(snd_seq_queue_tempo_t *info, unsigned int tempo_base)
Set the tempo base of a queue_status container.
Definition seq.c:4000
snd_seq_set_queue_tempo
int snd_seq_set_queue_tempo(snd_seq_t *handle, int q, snd_seq_queue_tempo_t *tempo)
set the tempo of the queue
Definition seq.c:4034
snd_seq_queue_tempo_t
struct _snd_seq_queue_tempo snd_seq_queue_tempo_t
Definition seq.h:447
snd_seq_alloc_named_queue
int snd_seq_alloc_named_queue(snd_seq_t *seq, const char *name)
allocate a queue with the specified name
Definition seq.c:3552
snd_seq_queue_info_get_owner
int snd_seq_queue_info_get_owner(const snd_seq_queue_info_t *info)
Get the owner client id of a queue_info container.
Definition seq.c:3440
snd_seq_queue_status_malloc
int snd_seq_queue_status_malloc(snd_seq_queue_status_t **ptr)
allocate an empty snd_seq_queue_status_t using standard malloc
Definition seq.c:3703
snd_seq_queue_tempo_sizeof
size_t snd_seq_queue_tempo_sizeof(void)
get size of snd_seq_queue_tempo_t
Definition seq.c:3820
snd_seq_queue_info_get_name
const char * snd_seq_queue_info_get_name(const snd_seq_queue_info_t *info)
Get the name of a queue_info container.
Definition seq.c:3427
snd_seq_queue_info_set_name
void snd_seq_queue_info_set_name(snd_seq_queue_info_t *info, const char *name)
Set the name of a queue_info container.
Definition seq.c:3479
snd_seq_queue_timer_type_t
snd_seq_queue_timer_type_t
Definition seq.h:532
snd_seq_queue_status_free
void snd_seq_queue_status_free(snd_seq_queue_status_t *ptr)
frees a previously allocated snd_seq_queue_status_t
Definition seq.c:3716
snd_seq_query_named_queue
int snd_seq_query_named_queue(snd_seq_t *seq, const char *name)
query the matching queue with the specified name
Definition seq.c:3634
snd_seq_queue_status_get_queue
int snd_seq_queue_status_get_queue(const snd_seq_queue_status_t *info)
Get the queue id of a queue_status container.
Definition seq.c:3740
snd_seq_queue_tempo_get_skew_base
unsigned int snd_seq_queue_tempo_get_skew_base(const snd_seq_queue_tempo_t *info)
Get the timer skew base value of a queue_status container.
Definition seq.c:3919
snd_seq_queue_timer_get_id
const snd_timer_id_t * snd_seq_queue_timer_get_id(const snd_seq_queue_timer_t *info)
Get the timer id of a queue_timer container.
Definition seq.c:4136
snd_seq_queue_tempo_free
void snd_seq_queue_tempo_free(snd_seq_queue_tempo_t *ptr)
frees a previously allocated snd_seq_queue_tempo_t
Definition seq.c:3843
snd_seq_queue_tempo_get_queue
int snd_seq_queue_tempo_get_queue(const snd_seq_queue_tempo_t *info)
Get the queue id of a queue_status container.
Definition seq.c:3867
snd_seq_queue_timer_set_type
void snd_seq_queue_timer_set_type(snd_seq_queue_timer_t *info, snd_seq_queue_timer_type_t type)
Set the timer type of a queue_timer container.
Definition seq.c:4162
snd_seq_queue_status_get_events
int snd_seq_queue_status_get_events(const snd_seq_queue_status_t *info)
Get the number of events of a queue_status container.
Definition seq.c:3753
snd_seq_queue_info_set_flags
void snd_seq_queue_info_set_flags(snd_seq_queue_info_t *info, unsigned int flags)
Set the conditional bit flags of a queue_info container.
Definition seq.c:3518
snd_seq_queue_timer_copy
void snd_seq_queue_timer_copy(snd_seq_queue_timer_t *dst, const snd_seq_queue_timer_t *src)
copy one snd_seq_queue_timer_t to another
Definition seq.c:4096
snd_seq_queue_info_t
struct _snd_seq_queue_info snd_seq_queue_info_t
Definition seq.h:443
snd_seq_queue_info_malloc
int snd_seq_queue_info_malloc(snd_seq_queue_info_t **ptr)
allocate an empty snd_seq_queue_info_t using standard malloc
Definition seq.c:3377
snd_seq_queue_info_set_locked
void snd_seq_queue_info_set_locked(snd_seq_queue_info_t *info, int locked)
Set the lock status of a queue_info container.
Definition seq.c:3505
snd_seq_set_queue_usage
int snd_seq_set_queue_usage(snd_seq_t *handle, int q, int used)
Set the queue usage flag to the client.
Definition seq.c:3677
snd_seq_get_queue_tempo
int snd_seq_get_queue_tempo(snd_seq_t *handle, int q, snd_seq_queue_tempo_t *tempo)
obtain the current tempo of the queue
Definition seq.c:4017
snd_seq_queue_tempo_set_skew_base
void snd_seq_queue_tempo_set_skew_base(snd_seq_queue_tempo_t *info, unsigned int base)
Set the timer skew base value of a queue_status container.
Definition seq.c:3987
snd_seq_queue_timer_malloc
int snd_seq_queue_timer_malloc(snd_seq_queue_timer_t **ptr)
allocate an empty snd_seq_queue_timer_t using standard malloc
Definition seq.c:4073
snd_seq_queue_timer_t
struct _snd_seq_queue_timer snd_seq_queue_timer_t
Definition seq.h:449
snd_seq_query_subscribe_set_client
void snd_seq_query_subscribe_set_client(snd_seq_query_subscribe_t *info, int client)
Set the client id of a query_subscribe container.
Definition seq.c:3273
snd_seq_query_subscribe_get_exclusive
int snd_seq_query_subscribe_get_exclusive(const snd_seq_query_subscribe_t *info)
Get the exclusive mode of a query_subscribe container.
Definition seq.c:3234
snd_seq_port_subscribe_set_dest
void snd_seq_port_subscribe_set_dest(snd_seq_port_subscribe_t *info, const snd_seq_addr_t *addr)
Set destination address of a port_subscribe container.
Definition seq.c:2961
snd_seq_port_subscribe_get_time_update
int snd_seq_port_subscribe_get_time_update(const snd_seq_port_subscribe_t *info)
Get the time-update mode of a port_subscribe container.
Definition seq.c:2922
snd_seq_port_subscribe_set_exclusive
void snd_seq_port_subscribe_set_exclusive(snd_seq_port_subscribe_t *info, int val)
Set the exclusive mode of a port_subscribe container.
Definition seq.c:2987
snd_seq_port_subscribe_set_time_real
void snd_seq_port_subscribe_set_time_real(snd_seq_port_subscribe_t *info, int val)
Set the real-time mode of a port_subscribe container.
Definition seq.c:3019
snd_seq_port_subscribe_get_queue
int snd_seq_port_subscribe_get_queue(const snd_seq_port_subscribe_t *info)
Get the queue id of a port_subscribe container.
Definition seq.c:2896
snd_seq_query_subscribe_get_client
int snd_seq_query_subscribe_get_client(const snd_seq_query_subscribe_t *info)
Get the client id of a query_subscribe container.
Definition seq.c:3130
snd_seq_get_port_subscription
int snd_seq_get_port_subscription(snd_seq_t *handle, snd_seq_port_subscribe_t *sub)
obtain subscription information
Definition seq.c:3037
snd_seq_subscribe_port
int snd_seq_subscribe_port(snd_seq_t *handle, snd_seq_port_subscribe_t *sub)
subscribe a port connection
Definition seq.c:3055
snd_seq_query_subscribe_get_addr
const snd_seq_addr_t * snd_seq_query_subscribe_get_addr(const snd_seq_query_subscribe_t *info)
Get the address of subscriber of a query_subscribe container.
Definition seq.c:3208
snd_seq_query_subscribe_get_root
const snd_seq_addr_t * snd_seq_query_subscribe_get_root(const snd_seq_query_subscribe_t *info)
Get the client/port address of a query_subscribe container.
Definition seq.c:3156
snd_seq_query_subscribe_get_index
int snd_seq_query_subscribe_get_index(const snd_seq_query_subscribe_t *info)
Get the index of subscriber of a query_subscribe container.
Definition seq.c:3182
snd_seq_query_subscribe_set_index
void snd_seq_query_subscribe_set_index(snd_seq_query_subscribe_t *info, int _index)
Set the subscriber's index to be queried.
Definition seq.c:3325
snd_seq_query_subscribe_sizeof
size_t snd_seq_query_subscribe_sizeof(void)
get size of snd_seq_query_subscribe_t
Definition seq.c:3083
snd_seq_query_subscribe_get_time_update
int snd_seq_query_subscribe_get_time_update(const snd_seq_query_subscribe_t *info)
Get the time-update mode of a query_subscribe container.
Definition seq.c:3247
snd_seq_port_subscribe_malloc
int snd_seq_port_subscribe_malloc(snd_seq_port_subscribe_t **ptr)
allocate an empty snd_seq_port_subscribe_t using standard malloc
Definition seq.c:2835
snd_seq_query_subscribe_get_queue
int snd_seq_query_subscribe_get_queue(const snd_seq_query_subscribe_t *info)
Get the queue id of subscriber of a query_subscribe container.
Definition seq.c:3221
snd_seq_query_subscribe_t
struct _snd_seq_query_subscribe snd_seq_query_subscribe_t
Definition seq.h:396
snd_seq_port_subscribe_copy
void snd_seq_port_subscribe_copy(snd_seq_port_subscribe_t *dst, const snd_seq_port_subscribe_t *src)
copy one snd_seq_port_subscribe_t to another
Definition seq.c:2858
snd_seq_port_subscribe_set_queue
void snd_seq_port_subscribe_set_queue(snd_seq_port_subscribe_t *info, int q)
Set the queue id of a port_subscribe container.
Definition seq.c:2974
snd_seq_port_subscribe_get_sender
const snd_seq_addr_t * snd_seq_port_subscribe_get_sender(const snd_seq_port_subscribe_t *info)
Get sender address of a port_subscribe container.
Definition seq.c:2871
snd_seq_query_subscribe_malloc
int snd_seq_query_subscribe_malloc(snd_seq_query_subscribe_t **ptr)
allocate an empty snd_seq_query_subscribe_t using standard malloc
Definition seq.c:3093
snd_seq_port_subscribe_free
void snd_seq_port_subscribe_free(snd_seq_port_subscribe_t *ptr)
frees a previously allocated snd_seq_port_subscribe_t
Definition seq.c:2848
snd_seq_query_subscribe_get_port
int snd_seq_query_subscribe_get_port(const snd_seq_query_subscribe_t *info)
Get the port id of a query_subscribe container.
Definition seq.c:3143
snd_seq_unsubscribe_port
int snd_seq_unsubscribe_port(snd_seq_t *handle, snd_seq_port_subscribe_t *sub)
unsubscribe a connection between ports
Definition seq.c:3072
snd_seq_query_subscribe_get_time_real
int snd_seq_query_subscribe_get_time_real(const snd_seq_query_subscribe_t *info)
Get the real-time update mode of a query_subscribe container.
Definition seq.c:3260
snd_seq_port_subscribe_set_time_update
void snd_seq_port_subscribe_set_time_update(snd_seq_port_subscribe_t *info, int val)
Set the time-update mode of a port_subscribe container.
Definition seq.c:3003
snd_seq_query_subscribe_set_root
void snd_seq_query_subscribe_set_root(snd_seq_query_subscribe_t *info, const snd_seq_addr_t *addr)
Set the client/port address of a query_subscribe container.
Definition seq.c:3299
snd_seq_query_subscribe_set_port
void snd_seq_query_subscribe_set_port(snd_seq_query_subscribe_t *info, int port)
Set the port id of a query_subscribe container.
Definition seq.c:3286
snd_seq_port_subscribe_get_dest
const snd_seq_addr_t * snd_seq_port_subscribe_get_dest(const snd_seq_port_subscribe_t *info)
Get destination address of a port_subscribe container.
Definition seq.c:2883
snd_seq_query_subscribe_get_num_subs
int snd_seq_query_subscribe_get_num_subs(const snd_seq_query_subscribe_t *info)
Get the number of subscriptions of a query_subscribe container.
Definition seq.c:3195
snd_seq_port_subscribe_set_sender
void snd_seq_port_subscribe_set_sender(snd_seq_port_subscribe_t *info, const snd_seq_addr_t *addr)
Set sender address of a port_subscribe container.
Definition seq.c:2948
snd_seq_query_subscribe_get_type
snd_seq_query_subs_type_t snd_seq_query_subscribe_get_type(const snd_seq_query_subscribe_t *info)
Get the query type of a query_subscribe container.
Definition seq.c:3169
snd_seq_port_subscribe_get_exclusive
int snd_seq_port_subscribe_get_exclusive(const snd_seq_port_subscribe_t *info)
Get the exclusive mode of a port_subscribe container.
Definition seq.c:2909
snd_seq_query_port_subscribers
int snd_seq_query_port_subscribers(snd_seq_t *seq, snd_seq_query_subscribe_t *subs)
query port subscriber list
Definition seq.c:3351
snd_seq_query_subscribe_copy
void snd_seq_query_subscribe_copy(snd_seq_query_subscribe_t *dst, const snd_seq_query_subscribe_t *src)
copy one snd_seq_query_subscribe_t to another
Definition seq.c:3116
snd_seq_port_subscribe_get_time_real
int snd_seq_port_subscribe_get_time_real(const snd_seq_port_subscribe_t *info)
Get the real-time update mode of a port_subscribe container.
Definition seq.c:2935
snd_seq_query_subscribe_set_type
void snd_seq_query_subscribe_set_type(snd_seq_query_subscribe_t *info, snd_seq_query_subs_type_t type)
Set the query type of a query_subscribe container.
Definition seq.c:3312
snd_seq_port_subscribe_sizeof
size_t snd_seq_port_subscribe_sizeof(void)
get size of snd_seq_port_subscribe_t
Definition seq.c:2825
snd_seq_query_subscribe_free
void snd_seq_query_subscribe_free(snd_seq_query_subscribe_t *ptr)
frees a previously allocated snd_seq_query_subscribe_t
Definition seq.c:3106
snd_seq_query_subs_type_t
snd_seq_query_subs_type_t
Definition seq.h:399
snd_seq_port_subscribe_t
struct _snd_seq_port_subscribe snd_seq_port_subscribe_t
Definition seq.h:364
SND_SEQ_QUERY_SUBS_READ
@ SND_SEQ_QUERY_SUBS_READ
Definition seq.h:400
SND_SEQ_QUERY_SUBS_WRITE
@ SND_SEQ_QUERY_SUBS_WRITE
Definition seq.h:401
snd_seq_get_output_buffer_size
size_t snd_seq_get_output_buffer_size(snd_seq_t *handle)
Return the size of output buffer.
Definition seq.c:1279
snd_seq_open_lconf
int snd_seq_open_lconf(snd_seq_t **handle, const char *name, int streams, int mode, snd_config_t *lconf)
Open the ALSA sequencer using local configuration.
Definition seq.c:1086
snd_seq_system_info_sizeof
size_t snd_seq_system_info_sizeof(void)
Get size of snd_seq_system_info_t.
Definition seq.c:1374
snd_seq_type
snd_seq_type_t snd_seq_type(snd_seq_t *seq)
get type of sequencer handle
Definition seq.c:891
snd_seq_system_info_t
struct _snd_seq_system_info snd_seq_system_info_t
Definition seq.h:101
snd_seq_client_id
int snd_seq_client_id(snd_seq_t *handle)
Get the client id.
Definition seq.c:1262
snd_seq_system_info
int snd_seq_system_info(snd_seq_t *handle, snd_seq_system_info_t *info)
obtain the sequencer system information
Definition seq.c:1502
snd_seq_system_info_get_channels
int snd_seq_system_info_get_channels(const snd_seq_system_info_t *info)
Get maximum number of channels.
Definition seq.c:1460
snd_seq_system_info_get_cur_queues
int snd_seq_system_info_get_cur_queues(const snd_seq_system_info_t *info)
Get the current number of queues.
Definition seq.c:1486
snd_seq_set_input_buffer_size
int snd_seq_set_input_buffer_size(snd_seq_t *handle, size_t size)
Resize the input buffer.
Definition seq.c:1347
snd_seq_system_info_get_queues
int snd_seq_system_info_get_queues(const snd_seq_system_info_t *info)
Get maximum number of queues.
Definition seq.c:1421
snd_seq_system_info_get_clients
int snd_seq_system_info_get_clients(const snd_seq_system_info_t *info)
Get maximum number of clients.
Definition seq.c:1434
snd_seq_system_info_copy
void snd_seq_system_info_copy(snd_seq_system_info_t *dst, const snd_seq_system_info_t *src)
Copy one snd_seq_system_info_t to another.
Definition seq.c:1407
snd_seq_open
int snd_seq_open(snd_seq_t **handle, const char *name, int streams, int mode)
Open the ALSA sequencer.
Definition seq.c:1050
snd_seq_type_t
snd_seq_type_t
Definition seq.h:68
snd_seq_poll_descriptors
int snd_seq_poll_descriptors(snd_seq_t *handle, struct pollfd *pfds, unsigned int space, short events)
Get poll descriptors.
Definition seq.c:1183
snd_seq_nonblock
int snd_seq_nonblock(snd_seq_t *handle, int nonblock)
Set nonblock mode.
Definition seq.c:1236
snd_seq_poll_descriptors_revents
int snd_seq_poll_descriptors_revents(snd_seq_t *seq, struct pollfd *pfds, unsigned int nfds, unsigned short *revents)
get returned events from poll descriptors
Definition seq.c:1213
snd_seq_close
int snd_seq_close(snd_seq_t *handle)
Close the sequencer.
Definition seq.c:1119
snd_seq_get_input_buffer_size
size_t snd_seq_get_input_buffer_size(snd_seq_t *handle)
Return the size of input buffer.
Definition seq.c:1302
snd_seq_system_info_malloc
int snd_seq_system_info_malloc(snd_seq_system_info_t **ptr)
Allocate an empty snd_seq_system_info_t using standard malloc.
Definition seq.c:1384
snd_seq_name
const char * snd_seq_name(snd_seq_t *seq)
get identifier of sequencer handle
Definition seq.c:876
snd_seq_t
struct _snd_seq snd_seq_t
Definition seq.h:53
snd_seq_system_info_get_ports
int snd_seq_system_info_get_ports(const snd_seq_system_info_t *info)
Get maximum number of ports.
Definition seq.c:1447
snd_seq_set_output_buffer_size
int snd_seq_set_output_buffer_size(snd_seq_t *handle, size_t size)
Change the size of output buffer.
Definition seq.c:1320
snd_seq_system_info_get_cur_clients
int snd_seq_system_info_get_cur_clients(const snd_seq_system_info_t *info)
Get the current number of clients.
Definition seq.c:1473
snd_seq_poll_descriptors_count
int snd_seq_poll_descriptors_count(snd_seq_t *handle, short events)
Returns the number of poll descriptors.
Definition seq.c:1150
snd_seq_system_info_free
void snd_seq_system_info_free(snd_seq_system_info_t *ptr)
Frees a previously allocated snd_seq_system_info_t.
Definition seq.c:1397
SND_SEQ_TYPE_INET
@ SND_SEQ_TYPE_INET
Definition seq.h:71
SND_SEQ_TYPE_SHM
@ SND_SEQ_TYPE_SHM
Definition seq.h:70
SND_SEQ_TYPE_HW
@ SND_SEQ_TYPE_HW
Definition seq.h:69
snd_timer_id_t
struct _snd_timer_id snd_timer_id_t
Definition timer.h:53
snd_seq_addr_t
Definition seq_event.h:189
snd_seq_event_t
Definition seq_event.h:328
snd_seq_real_time_t
Definition seq_event.h:202
snd_seq_ump_event_t
Definition seq_event.h:343
group
uint8_t group
Definition ump_msg.h:2
tempo
uint32_t tempo
Definition ump_msg.h:9
channel
uint8_t channel
Definition ump_msg.h:4
time
uint16_t time
Definition ump_msg.h:5
flags
uint8_t flags
Definition ump_msg.h:6
type
uint8_t type
Definition ump_msg.h:1
status
uint8_t status
Definition ump_msg.h:3
snd_seq_timestamp_t
Definition seq_event.h:211